Festool QLS D 5-15 CE Deburring Countersink 5 -15 mm | 492521

Festool 492521 QLS D 5–15 CE deburring countersink (5–15mm)

Festool 492521 is a deburring countersink designed for clean pre-counterboring when you want screw heads to sit flush, helping deliver a neat, burr-free finish. It’s ideal for joiners, installers and workshop users looking for smooth running and consistent results across common materials.

The QLS D 5–15 CE countersink uses transverse hole drilling to support chip discharge and cleaner countersinking, with a distinct tip to help you position accurately. Model 492521 is intended for use with Festool cordless drills and cordless percussion drills that feature FastFix tool reception and the WH-CE CENTROTEC tool chuck.

Key Features

• Transverse hole drilling: Helps optimise chip discharge for cleaner, burr-free countersinking.
• Distinct tip: Supports easy positioning for controlled starting and accurate results.
• Smooth, stable running: Designed for vibration-free working and a cleaner finish.
• Pre-counterboring for flush screwing: Ideal when fitting screws that need to sit neatly level with the surface.
• Wide material suitability: Suitable for long-chipping materials, non-ferrous metals, plastics, softwood and hardwood.

Specifications at a glance

Suitable applications

• Pre-counterboring for flush screw fittings in timber and sheet materials.
• Clean countersinking in non-ferrous metals and plastics where burr reduction is important.
• General workshop and site tasks requiring smooth operation and consistent countersink results.